1 files changed, 39 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/mainwindows/mdi/mdichild.h b/tests/manual/examples/widgets/mainwindows/mdi/mdichild.h
new file mode 100644
index 0000000000..813a845594
--- /dev/null
+++ b/tests/manual/examples/widgets/mainwindows/mdi/mdichild.h
@@ -0,0 +1,39 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef MDICHILD_H
+#define MDICHILD_H
+
+#include <QTextEdit>
+
+class MdiChild : public QTextEdit
+{
+    Q_OBJECT
+
+public:
+    MdiChild(MdiChild *other = nullptr);
+
+    void newFile();
+    bool loadFile(const QString &fileName);
+    bool save();
+    bool saveAs();
+    bool saveFile(const QString &fileName);
+    QString userFriendlyCurrentFile();
+    QString currentFile() { return curFile; }
+
+protected:
+    void closeEvent(QCloseEvent *event) override;
+
+private slots:
+    void documentWasModified();
+
+private:
+    bool maybeSave();
+    void setCurrentFile(const QString &fileName);
+    QString strippedName(const QString &fullFileName);
+
+    QString curFile;
+    bool isUntitled = true;
+};
+
+#endif